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Week 4: Addition and subtraction

Skills and concepts for Addition and subtraction.

  1. 1. Estimate sums
  2. 2. Estimate sums: word problems
  3. 3. Estimate differences
  4. 4. Estimate differences: word problems
  5. 5. Multi-step addition and subtraction word problems
  6. 6. Use equations to solve multi-step addition and subtraction word problems
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